noun
- A metric unit of length equal to one thousandth of a meter.
- synonyms: millimeter, millimetre
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). mm. Retrieved September 20, 2026, from http://smartdefine.org/mm/definitions/1295447 |
| Chicago | WordNet. 2010. "mm" http://smartdefine.org/mm/definitions/1295447 (accessed September 20, 2026). |
| Harvard | WordNet 2010, mm, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/mm/definitions/1295447>. |
| MLA | WordNet. "mm" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/mm/definitions/1295447> |